A new version of Kernel was added to project The Inbox:
http://source.squeak.org/inbox/Kernel-fbs.791.mcz==================== Summary ====================
Name: Kernel-fbs.791
Author: fbs
Time: 11 July 2013, 8:58:41.496 pm
UUID: a70ef892-e4ef-1a46-9aed-c95fd0ee4cd5
Ancestors: Kernel-fbs.790
Allow the loading of classes with nil environment. (This indicates that a class tracks its superclass' environment.)
=============== Diff against Kernel-fbs.790 ===============
Item was changed:
----- Method: Class>>declare: (in category 'initialize-release') -----
declare: varString
"Declare class variables common to all instances. Answer whether
recompilation is advisable."
| newVars conflicts |
newVars :=
(Scanner new scanFieldNames: varString)
collect: [:x | x asSymbol].
newVars do:
[:var | var first canBeGlobalVarInitial
ifFalse: [self error: var, ' class variable name should be capitalized; proceed to include anyway.']].
conflicts := false.
classPool == nil
ifFalse: [(classPool keys reject: [:x | newVars includes: x]) do:
[:var | self removeClassVarName: var]].
(newVars reject: [:var | self classPool includesKey: var])
do: [:var | "adding"
"check if new vars defined elsewhere"
(self canFindWithoutEnvironment: var) ifTrue: [
(DuplicateVariableError new)
superclass: superclass; "fake!!!!!!"
variable: var;
signal: var, ' is already defined'.
conflicts := true]].
newVars size > 0
ifTrue:
[classPool := self classPool.
"in case it was nil"
+ newVars do: [:var | classPool declare: var from: self environment undeclared]].
- newVars do: [:var | classPool declare: var from: environment undeclared]].
^conflicts!
Locked
